Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, Vaping as bad as fags after experts reveal e cigarettes can seriously damage the heart Is Vaping Better Than Smoking? American Heart Association Vape vs Smoking Different Clouds, Same Storm? by Saleb Moujeb Medium